docs: def jobs_get(self, job_id, project_id=None):
      """Issues a request to retrieve information about a job.
  
      Args:
        job_id: the id of the job
        project_id: the project id to use to fetch the results; use None for the default project.
      Returns:
        A parsed result object.
      Raises:
        Exception if there is an error performing the operation.
      """
      if project_id is None:
        project_id = self._project_id
      url = Api._ENDPOINT + (Api._JOBS_PATH % (project_id, job_id))
      return datalab.utils.Http.request(url, credentials=self._credentials)